866231382

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 1846333440

約数和(自身を除く): 980102058

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 211, 213, 419, 422, 426, 633, 838, 1257, 1266, 1633, 2514, 3266, 4853, 4899, 9637, 9706, 9798, 14559, 14981, 19274, 28911, 29118, 29749, 29962, 44943, 57822, 59498, 88409, 89247, 89886, 176818, 178494, 265227, 344563, 530454, 684227, 689126, 1033689, 1368454, 2033407, 2052681, 2067378, 4066814, 4105362, 6100221, 6277039, 12200442, 12554078, 18831117, 37662234, 144371897, 288743794, 433115691, 866231382]

約数ペア:

[(1, 866231382), (2, 433115691), (3, 288743794), (6, 144371897), (23, 37662234), (46, 18831117), (69, 12554078), (71, 12200442), (138, 6277039), (142, 6100221), (211, 4105362), (213, 4066814), (419, 2067378), (422, 2052681), (426, 2033407), (633, 1368454), (838, 1033689), (1257, 689126), (1266, 684227), (1633, 530454), (2514, 344563), (3266, 265227), (4853, 178494), (4899, 176818), (9637, 89886), (9706, 89247), (9798, 88409), (14559, 59498), (14981, 57822), (19274, 44943), (28911, 29962), (29118, 29749)]